199946994340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{281}}^1\times {\mathrm{431}}^1$

素因数の和:878

約数の個数: 192

約数和(自身を含む): 457301956608

約数和(自身を除く): 257354962268

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 46, 74, 92, 97, 115, 148, 185, 194, 230, 281, 370, 388, 431, 460, 485, 562, 740, 851, 862, 970, 1124, 1405, 1702, 1724, 1940, 2155, 2231, 2810, 3404, 3589, 4255, 4310, 4462, 5620, 6463, 7178, 8510, 8620, 8924, 9913, 10397, 11155, 12926, 14356, 15947, 17020, 17945, 19826, 20794, 22310, 25852, 27257, 31894, 32315, 35890, 39652, 41588, 41807, 44620, 49565, 51985, 54514, 63788, 64630, 71780, 79735, 82547, 83614, 99130, 103970, 109028, 121111, 129260, 136285, 159470, 165094, 167228, 198260, 207940, 209035, 239131, 242222, 272570, 318940, 330188, 366781, 412735, 418070, 478262, 484444, 545140, 605555, 626911, 733562, 825470, 836140, 956524, 961561, 1008509, 1195655, 1211110, 1253822, 1467124, 1546859, 1650940, 1833905, 1923122, 2017018, 2391310, 2422220, 2507644, 2785553, 3093718, 3134555, 3667810, 3846244, 4034036, 4481107, 4782620, 4807805, 5042545, 5571106, 6187436, 6269110, 7335620, 7734295, 8962214, 9615610, 10085090, 11142212, 11747767, 12538220, 13927765, 15468590, 17924428, 19231220, 20170180, 22405535, 23195707, 23495534, 27855530, 30937180, 35577757, 44811070, 46391414, 46991068, 55711060, 58738835, 71155514, 89622140, 92782828, 103065461, 115978535, 117477670, 142311028, 177888785, 206130922, 231957070, 234955340, 270198641, 355777570, 412261844, 434667379, 463914140, 515327305, 540397282, 711555140, 869334758, 1030654610, 1080794564, 1350993205, 1738669516, 2061309220, 2173336895, 2701986410, 4346673790, 5403972820, 8693347580, 9997349717, 19994699434, 39989398868, 49986748585, 99973497170, 199946994340]

約数ペア:

[(1, 199946994340), (2, 99973497170), (4, 49986748585), (5, 39989398868), (10, 19994699434), (20, 9997349717), (23, 8693347580), (37, 5403972820), (46, 4346673790), (74, 2701986410), (92, 2173336895), (97, 2061309220), (115, 1738669516), (148, 1350993205), (185, 1080794564), (194, 1030654610), (230, 869334758), (281, 711555140), (370, 540397282), (388, 515327305), (431, 463914140), (460, 434667379), (485, 412261844), (562, 355777570), (740, 270198641), (851, 234955340), (862, 231957070), (970, 206130922), (1124, 177888785), (1405, 142311028), (1702, 117477670), (1724, 115978535), (1940, 103065461), (2155, 92782828), (2231, 89622140), (2810, 71155514), (3404, 58738835), (3589, 55711060), (4255, 46991068), (4310, 46391414), (4462, 44811070), (5620, 35577757), (6463, 30937180), (7178, 27855530), (8510, 23495534), (8620, 23195707), (8924, 22405535), (9913, 20170180), (10397, 19231220), (11155, 17924428), (12926, 15468590), (14356, 13927765), (15947, 12538220), (17020, 11747767), (17945, 11142212), (19826, 10085090), (20794, 9615610), (22310, 8962214), (25852, 7734295), (27257, 7335620), (31894, 6269110), (32315, 6187436), (35890, 5571106), (39652, 5042545), (41588, 4807805), (41807, 4782620), (44620, 4481107), (49565, 4034036), (51985, 3846244), (54514, 3667810), (63788, 3134555), (64630, 3093718), (71780, 2785553), (79735, 2507644), (82547, 2422220), (83614, 2391310), (99130, 2017018), (103970, 1923122), (109028, 1833905), (121111, 1650940), (129260, 1546859), (136285, 1467124), (159470, 1253822), (165094, 1211110), (167228, 1195655), (198260, 1008509), (207940, 961561), (209035, 956524), (239131, 836140), (242222, 825470), (272570, 733562), (318940, 626911), (330188, 605555), (366781, 545140), (412735, 484444), (418070, 478262)]